1 #ifndef ALIPHOSDigitizer_H
2 #define ALIPHOSDigitizer_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 //_________________________________________________________________________
9 // Task Class for making SDigits in PHOS
10 // Class performs digitization of Summable digits (in the PHOS case this is just
11 // sum of contributions of all primary particles into given cell).
12 // In addition it performs mixing of summable digits from different events.
14 //*-- Author: Dmitri Peressounko(SUBATECH & KI)
17 // --- ROOT system ---
18 #include "TObjString.h"
22 // --- Standard library ---
24 // --- AliRoot header files ---
25 #include "AliDigitizer.h"
26 class AliPHOSSDigitizer ;
27 class AliRunDigitizer ;
29 class AliPHOSDigitizer: public AliDigitizer {
32 AliPHOSDigitizer() ; // ctor
33 AliPHOSDigitizer(const char *headerFile, const char * name = "Default", const Bool_t toSplit = kFALSE ) ;
34 AliPHOSDigitizer(AliRunDigitizer * ard) ;
35 AliPHOSDigitizer(const AliPHOSDigitizer & dtizer)
36 {( (AliPHOSDigitizer &)dtizer ).Copy(*this) ;}
37 virtual ~AliPHOSDigitizer() ;
39 void Digitize(const Int_t event) ; // Make Digits from SDigits
40 void Exec(Option_t *option); // Supervising method
43 const Float_t GetCPVNoise() const { return fCPVNoise ;}
44 const Float_t GetCPVThreshold() const { return fCPVDigitThreshold ;}
45 const Float_t GetCPVchannel() const { return fADCchanelCpv; }
46 const Float_t GetCPVpedestal() const { return fADCpedestalCpv; }
48 void SetCPVNoise(Float_t CPVNoise) {fCPVNoise = CPVNoise;}
49 void SetCPVThreshold(Float_t CPVThreshold) {fCPVDigitThreshold= CPVThreshold;}
50 void SetNCPVchannels(Int_t n) { fNADCcpv = n; }
51 void SetCPVchannel(Float_t width) { fADCchanelCpv = width; }
52 void SetCPVpedestal(Float_t ped) { fADCpedestalCpv = ped; }
56 const Float_t GetEMCThreshold() const { return fEMCDigitThreshold;}
57 const Float_t GetEMCchannel() const { return fADCchanelEmc; }
58 const Float_t GetEMCpedestal() const { return fADCpedestalEmc; }
59 const Float_t GetPinNoise() const { return fPinNoise;}
60 const Float_t GetTimeResolution() const { return fTimeResolution ; }
62 void SetEMCThreshold(Float_t EMCThreshold) {fEMCDigitThreshold = EMCThreshold;}
63 void SetPinNoise(Float_t PinNoise ) {fPinNoise = PinNoise;}
64 void SetNEMCchannels(Int_t n) { fNADCemc = n; }
65 void SetEMCchannel(Float_t width) { fADCchanelEmc = width; }
66 void SetEMCpedestal(Float_t ped) { fADCpedestalEmc = ped ; }
67 void SetTimeResolution(Float_t res){ fTimeResolution = res ; }
70 const Int_t GetDigitsInRun() const { return fDigitsInRun ;}
71 void MixWith(const char* HeaderFile,const char* brname = 0) ; // Add another one file to mix
72 void Print(Option_t* option)const ;
74 AliPHOSDigitizer & operator = (const AliPHOSDigitizer & rvalue) {
75 // assignement operator requested by coding convention but not needed
76 Fatal("operator =", "not implemented") ;
83 void InitParameters() ;
84 void PrintDigits(Option_t * option) ;
85 void WriteDigits(Int_t evt) ; // Writes Digits for particular event
86 Float_t TimeOfNoise(void) const; // Calculate time signal generated by noise
87 //Calculate the time of crossing of the threshold by front edge
88 Float_t FrontEdgeTime(TClonesArray * ticks) const ;
89 //Calculate digitized signal with gived ADC parameters
90 Int_t DigitizeEnergy(Float_t energy, Int_t absId) ;
94 Bool_t fDefaultInit; //! Says if the task was created by defaut ctor (only parameters are initialized)
95 Int_t fDigitsInRun ; //! Total number of digits in one run
97 Int_t fEmcCrystals ; // Number of EMC crystalls in the given geometry
99 Float_t fPinNoise ; // Electronics noise in EMC
100 Float_t fEMCDigitThreshold ; // Threshold for storing digits in EMC
102 Float_t fCPVNoise ; // Noise in CPV
103 Float_t fCPVDigitThreshold ; // Threshold for storing digits in CPV
106 Float_t fTimeResolution ; // Time resolution of FEE electronics
107 Float_t fTimeThreshold ; // Threshold to start timing for given crystall
108 Float_t fTimeSignalLength ; // Length of the timing signal
110 Float_t fADCchanelEmc ; // width of one ADC channel in GeV
111 Float_t fADCpedestalEmc ; // value of the EMC ADC pedestal
112 Int_t fNADCemc ; // number of channels in EMC ADC
114 Float_t fADCchanelCpv ; // width of one ADC channel in CPV units
115 Float_t fADCpedestalCpv ; // value of the CPV ADC pedestal in CPV units
116 Int_t fNADCcpv ; // number of channels in CPV ADC
118 Bool_t fToSplit ; //! Do we work in the split mode
119 TFile * fSplitFile ; //! file in which Digits will eventually be stored
122 ClassDef(AliPHOSDigitizer,1) // description
127 #endif // AliPHOSDigitizer_H